A tertiary source (also called thirdhand) is an index or a summary of primary and secondary sources. In research, tertiary sources are used as a guide to help find primary and secondary sources of information. Tertiary sources are very useful to find search terms for online literary searches. While tertiary sources are easy to find they are... At some point or other, you may have heard health professionals talk about primary, secondary or tertiary health care. These terms, which are used throughout the world, refer levels of care, for cases ranging from mild to serious.
At some point or other, you may have heard health professionals talk about primary, secondary or tertiary health care. These terms, which are used throughout the world, refer levels of care, for cases ranging from mild to serious.... Primary sources are materials that you explain, analyze, or interpret, and which get you as close as possible to the idea, event, or topic you are researching without analysis of the topic. They are the ground-level evidence for that topic.
Secondary sources are documents that interpret and synthesize information from primary sources. The authors of secondary sources select the facts they feel are most relevant, and render judgments and interpretations of secondary sources.
Tertiary sources take all of the information found before, such as personal quotes (primary) reviewed articles (secondary), and compile them into one source (tertiary). Great examples of tertiary sources are encyclopedias, handbooks, dictionaries, manuals, and Wikipedia.